(n)a bloody and prolonged operation on the island of Iwo Jima in which American marines landed and defeated Japanese defenders (February and March 1945), Syn.invasion of Iwo, Iwo Jima
prop. n. a bloody and prolonged military operation in which American marines landed and defeated Japanese defenders (February and March 1945). Syn. --Iwo Jima, invasion of Iwo. [ WordNet 1.5 ]